Matti Väisänen may refer to: Matti Väisänen (politician) (1887–1939), Finnish trade union activist and politician. Matti Väisänen (bishop) (born 1934), Finnish former priest and bishop. Matti Väisänen (ski-orienteer) (born 1948), Finnish ski-orienteering competitor https://en.wikipedia.org/wiki/Matti_V%C3%A4is%C3%A4nen